Standard Reducers

Ventilation Ducting  | Spiral Tube & Fittings | Reducers |  Standard Reducers

Zinc-plated mild steel reducers to fit spiral ducting tube. Typically pressed construction up to 250mm dia; fabricated over. Standard sizes are listed; if you cannot see the reducer size you are looking for please see our custom made duct reducers.

Reducers, as with all fittings, are male and slip inside spiral tube.

Click on a size from the drop down menu below that represents the size you want to reduce from:


Please allow 1-3 days


Reduce from


Reducer Info
100mm
125mm
150mm
160mm
200mm
250mm
300mm
315mm
355mm
400mm
450mm
500mm
560mm
630mm
Your Basket

Items:
Total:

View BasketCheckout
Best Sellers

90° Bends

90° Bends

Foil Plain Flexible Ducting

Foil Plain Flexible Ducting

Hose Clips

Hose Clips

Stainless Steel Vents

Stainless Steel Vents